Home / 22,199.31-33,299.64-9,712.89

Finding the Fourth Proportional to 22,199.31, 33,299.64 and 9,712.89

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Solution

The fourth proportional to 22,199.31, 33,299.64 and 9,712.89 is: 14,569.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,199.31 : 33,299.64 = 9,712.89 : x
  2. Step 2: Convert to fraction form
    22,199.31/33,299.64 = 9,712.89/x
  3. Step 3: Cross multiply
    22,199.31x = 33,299.64 × 9,712.89
  4. Step 4: Simplify right side
    22,199.31x = 323,435,740.36
  5. Step 5: Solve for x
    x = 323,435,740.36/22,199.31
  6. Step 6: Final answer
    x = 14,569.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.